diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 883efe6e3..1b38223cd 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -144,8 +144,8 @@ module ApplicationHelper
     Myshixun.where(:user_id => User.current.id, :parent_id => shixun.id).count > 0 ? true : false
   end
 
-  def tpi_allow_show shixun
-    (User.current.logged? && User.current.id != shixun.user_id)
+  def allow_shixun_exec shixun
+    (User.current.logged? && User.current.id != shixun.user_id && shixun.status == 1)
   end
 
   # 通过系统外部邮箱查找用户，如果用户不存在则用邮箱替换
diff --git a/app/models/shixun.rb b/app/models/shixun.rb
index e0c6f6fa3..22da9a7e3 100644
--- a/app/models/shixun.rb
+++ b/app/models/shixun.rb
@@ -1,4 +1,4 @@
-# status 控制实训的状态，0：未开启；1: 已开启（TPM） 2: 子项目（TPI）
+# status 控制实训的状态，0：未开启；1: 已开启（TPM）
 class Shixun < ActiveRecord::Base
   attr_accessible :description, :is_public, :name, :parent_id, :changeset_num, :forked_form, :status, :user_id, :gpid, :forked_count
 
diff --git a/app/views/shixuns/_shixun_top.html.erb b/app/views/shixuns/_shixun_top.html.erb
index d23af7500..a5aa28d2e 100644
--- a/app/views/shixuns/_shixun_top.html.erb
+++ b/app/views/shixuns/_shixun_top.html.erb
@@ -11,7 +11,7 @@
     <%=link_to @shixun.name, shixun_path(@shixun), :class => "pro_new_username break_word" %>
   </div>
 
-  <% if tpi_allow_show(@shixun) %>
+  <% if allow_shixun_exec(@shixun) %>
       <div class="fr clear mr15">
         <ul>
           <span id="join_in_project_applied">